Make PCB args are now SKY9X and GRUVIN9X instead of ARM and V4

[sky9x] Temperature calibration [sky9x] RTC modifications
2012-10-02 10:07:19 +00:00
parent 194c9b7978
commit 81c6bb1ba7
119 changed files with 474 additions and 744 deletions
@@ -0,0 +1,63 @@
+/*
+ * Authors (alphabetical order)
+ * - Bertrand Songis <bsongis@gmail.com>
+ * - Bryan J. Rentoul (Gruvin) <gruvin@gmail.com>
+ * - Cameron Weeks <th9xer@gmail.com>
+ * - Erez Raviv
+ * - Jean-Pierre Parisy
+ * - Karl Szmutny <shadow@privy.de>
+ * - Michael Blandford
+ * - Michal Hlavinka
+ * - Pat Mackenzie
+ * - Philip Moss
+ * - Rob Thomson
+ * - Romolo Manfredini <romolo.manfredini@gmail.com>
+ * - Thomas Husterer
+ *
+ * open9x is based on code named
+ * gruvin9x by Bryan J. Rentoul: http://code.google.com/p/gruvin9x/,
+ * er9x by Erez Raviv: http://code.google.com/p/er9x/,
+ * and the original (and ongoing) project by
+ * Thomas Husterer, th9x: http://code.google.com/p/th9x/
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ */
+
+#define MCI_INITIAL_SPEED   400000
+
+void init_SDcard()
+{
+#ifndef SIMU
+  configure_pins( 0xFC000000, PIN_PERIPHERAL | PIN_INPUT | PIN_PER_C | PIN_PORTA | PIN_NO_PULLUP ) ;
+  configure_pins( PIO_PB7, PIN_INPUT | PIN_PORTB | PIN_NO_PULLUP | PIN_NO_PULLDOWN ) ;
+
+  unsigned short clkDiv;
+  Hsmci *pMciHw = HSMCI ;
+
+  /* Enable the MCI peripheral */
+  PMC->PMC_PCER0 |= 1 << ID_HSMCI ;             // Enable peripheral clock to HSMCI
+  pMciHw->HSMCI_CR = HSMCI_CR_SWRST;  /* Reset the MCI */
+  pMciHw->HSMCI_CR = HSMCI_CR_MCIDIS | HSMCI_CR_PWSDIS;  /* Disable the MCI */
+  pMciHw->HSMCI_IDR = 0xFFFFFFFF;  /* Disable all the interrupts */
+  pMciHw->HSMCI_DTOR = HSMCI_DTOR_DTOCYC_Msk | HSMCI_DTOR_DTOMUL_Msk ;  /* Set the Data Timeout Register */
+  pMciHw->HSMCI_CSTOR = HSMCI_CSTOR_CSTOCYC_Msk | HSMCI_CSTOR_CSTOMUL_Msk ;  /* CSTOR ? */
+  /* Set the Mode Register: 400KHz for MCK = 48MHz (CLKDIV = 58) */
+  clkDiv = 45; // (Master_frequency / (MCI_INITIAL_SPEED * 2)) - 1;
+  pMciHw->HSMCI_MR = clkDiv | (7 << 8) ;
+
+  /* Set the SDCard Register 1-bit, slot A */
+  pMciHw->HSMCI_SDCR = HSMCI_SDCR_SDCSEL_SLOTA | HSMCI_SDCR_SDCBUS_1 ;
+  /* Enable the MCI and the Power Saving */
+  pMciHw->HSMCI_CR = HSMCI_CR_MCIEN/* | HSMCI_CR_PWSEN */;
+  /* Configure MCI */
+  pMciHw->HSMCI_CFG = HSMCI_CFG_FIFOMODE | HSMCI_CFG_FERRCTRL;
+#endif
+}